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CURL.SetOptionSSLEnableALPN

Enable/disable TLS ALPN extension.

Component Version macOS Windows Linux Server iOS SDK
CURL 8.2 ✅ Yes ✅ Yes ✅ Yes ✅ Yes ✅ Yes
MBS( "CURL.SetOptionSSLEnableALPN"; curl; Value )   More

Parameters

Parameter Description Example
curl The CURL session handle. $curl
Value The option value.

Result

Returns OK or error.

Description

Enable/disable TLS ALPN extension.
http2 over ssl might fail without.

See also SSL_ENABLE_ALPN option in CURL manual.

See also

Created 15th April 2018, last changed 29th November 2019


CURL.SetOptionSSLCipherList - CURL.SetOptionSSLEnableNPN